Mazda 13B RX8 Engine 4 Port Automatic 2003-2008 Renesis

Complete, clean Mazda 13B Renesis 4-port rotary engine for 2003-2008 RX-8. ~54k miles, verified 95 PSI compression. A low-mileage, direct-fit automatic engine for smooth rotary power.

Mazda 13B Renesis Engine – 4-Port Rotary Motor for RX-8 (2003–2008, Automatic, Engine Only)

The JDM Mazda 13B Renesis rotary engine is a high-performance 1.3L 4-port motor, designed for smooth high-revving performance, lightweight construction, and unique rotary engineering. Perfect for 2003–2008 Mazda RX-8 models, this engine is ideal for replacement, rebuilds, or rotary engine swap projects.

This engine-only package (transmission not included) comes with approximately 54,000 miles and has been compression tested at 95 PSI on both front and rear rotors, ensuring strong performance and reliable operation.

Engine Condition & Highlights

✔ Authentic JDM Mazda 13B Renesis 4-port rotary engine
✔ Approx. 54,000 miles – low mileage
✔ Compression tested at 95 PSI on both rotors
✔ Clean, complete, and fully functional motor
✔ Engine only – transmission not included
✔ Actual engine photos provided — no stock images

Engine Specifications

Engine Code: 13B Renesis
Type: 1.3L 4-Port Rotary
Fuel Type: Gasoline
Condition: Tested, complete, and ready for installation
Transmission: Not included

Compatible Vehicles

✔ Mazda RX-8 (2003–2008)
✔ Suitable for compatible 13B Renesis engine swaps

Why Buy From Us?

We provide high-quality, JDM imported engines that are fully inspected, compression-tested, and verified for performance. Our engines are trusted worldwide for cleanliness, reliability, and ready-to-install condition.

🚚 Fast shipping to all U.S. states and worldwide